He heard the car engine running sweetly beyond the open door.

他听到敞开的门口外的汽车引擎运转良好。

《柯林斯英汉双解大词典》

A very severe explosion can damage the crankcase door and cause fire in the engine room.

非常剧烈的爆炸会损坏曲轴箱防爆门，引起机仓着火。

youdao

Hitting the air brakes, he swung his rig to the edge of the interstate, turned off the engine and flung open the door.

击打着气阀，他向洲际公路挥舞着他的服装，关掉引擎，摇开了门。

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Look at the last two lines: "But that two-handed engine at the door stands ready to smite once, and smite no more."

看一下最后两行：,“然门边的双手引擎“,整装待发着发出毁灭性的打击“

耶鲁公开课 - 弥尔顿课程节选

Now we will never know, and don't let anyone ever suggest to you that you will ever know, what Milton could possibly mean by this deliberately perplexing image of the two-handed engine at the door.

我们永远不会知道,弥尔顿在这句描写门边的双手引擎的,刻意的意象叠加里想要表达什么。

耶鲁公开课 - 弥尔顿课程节选

It found that the routine the tug crew followed before towing or entering fog was "ineffective", with the watertight engine room door left open and the crew not being used in the most effective manner once in the fog.

BBC: Firms charged over River Clyde Flying Phantom tug deaths

"I'd only been sitting in my BMW for 30 seconds with the engine running, so when the door was opened by a man in camouflage, I knew what was happening and stayed fairly cool, " he said.

BBC: Man plans to steal car as owner sat inside

He tossed my bag onto the ground, slammed the door, and started the engine.

NEWYORKER: Hand on the Shoulder